Color

#1255ca

#1255ca
hex#1255ca
rgbrgb(18, 85, 202)
hslhsl(218, 84%, 43%)
oklchoklch(0.487 0.193 261.1)
Closest name: Denim (#2243b6)Relative luminance 0.1089

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#ca8612

#12b1ca · #2a12ca

#ca1255 · #55ca12

Split-complementary

Open in tool →

#ca2a12 · #b1ca12

#ca12b1 · #ca8612 · #12ca2a

Contrast

#1255ca as textRatioAAAA largeAAAFix
Aaon white
6.61:1passpassfail
  • AAA: use #1151c0 as the text (7.09:1)
Aaon black
3.18:1failpassfail
  • AA: use #276fec as the text (4.57:1)
  • AAA: use #5f95f1 as the text (7.06:1)
  • AA: or shift the background to #d6d6d6 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1255ca as the background.

Brands using this color

Fonts for this mood

#1255ca reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1255ca
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #1255ca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1255ca-9ca6c4-df644e-201f2d-e9f0f1?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md